The S250 is definitely a well-designed quad, with good attention to detail and quality hardware. I have one complaint -- one that I am surprised to find. When you use the Spedix 12A round ESC that is ...
(Posted on 3/12/15)

I'm using these on a DIY camera quad with AUW of about 1.7 Kg running on 4S with 11" props. They have plenty of power (hover at about 40% throttle) and are very well balanced and cool running. ...
(Posted on 3/11/15)

I recently used these on quad build with the Xaircraft MiniX flight controller. This flight controller is powered right from the main lipo pack and also powers the Rx so no need for the built-in BECs...
(Posted on 3/11/15)